Rio Tinto Invest Large scale money to extend hope downs iron ore item

Sidney, Dec. 24—Rio Tinto said it will invest $71m to extend Hope Downs iron ore item in Pilbara area. Prior of this it has invest at least 1 billion to raise its explore capacity to 3200 m metric ton. HOPE DOWNS item was initialed in last year, expected to put into first production next year. Analyst said Rio Tinto iron ore item profit will increase to $3 billion, second only to copper.